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Finding the Fourth Proportional to 240,434.31, 331,770.65 and 132,989.74

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Solution

The fourth proportional to 240,434.31, 331,770.65 and 132,989.74 is: 183,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,434.31 : 331,770.65 = 132,989.74 : x
  2. Step 2: Convert to fraction form
    240,434.31/331,770.65 = 132,989.74/x
  3. Step 3: Cross multiply
    240,434.31x = 331,770.65 × 132,989.74
  4. Step 4: Simplify right side
    240,434.31x = 44,122,092,483.13
  5. Step 5: Solve for x
    x = 44,122,092,483.13/240,434.31
  6. Step 6: Final answer
    x = 183,509.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.